12972393

素因数分解:

$3^4\times 7^1\times {\mathrm{137}}^1\times {\mathrm{167}}^1$

素因数の和:323

約数の個数: 40

約数和(自身を含む): 22442112

約数和(自身を除く): 9469719

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 137, 167, 189, 411, 501, 567, 959, 1169, 1233, 1503, 2877, 3507, 3699, 4509, 8631, 10521, 11097, 13527, 22879, 25893, 31563, 68637, 77679, 94689, 160153, 205911, 480459, 617733, 1441377, 1853199, 4324131, 12972393]

約数ペア:

[(1, 12972393), (3, 4324131), (7, 1853199), (9, 1441377), (21, 617733), (27, 480459), (63, 205911), (81, 160153), (137, 94689), (167, 77679), (189, 68637), (411, 31563), (501, 25893), (567, 22879), (959, 13527), (1169, 11097), (1233, 10521), (1503, 8631), (2877, 4509), (3507, 3699)]